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Norma-Jean [14]
3 years ago
12

Factorise completely a). 3xy - 9x b). x² - 4 c). 2x² + 5y + 1​

Mathematics
1 answer:
Keith_Richards [23]3 years ago
8 0

Answer:

a) 3x(y-3)

b) (x-2)(X+2)

Step-by-step explanation:

See the steps below:) You can also use the app photo math, you take a picture and it will give you the answer and explain the steps:)

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Katt and sanjeev are collecting money for charity. For every £2 that kat collects, sanjeev collects £3. They collect £255 in tot
il63 [147K]

Answer: Kate = £102

Sanjeev = £153

Step-by-step explanation:

From the question, we are informed that for every £2 that kat collects, sanjeev collects £3. This csn be represented in a fraction as:

Kat = 2/5

Sanjeev = 3/5

The amount that each collects will be:

Kat = 2/5 × £255

= 2 × £51

= £102

Sanjeev = 3/5 × £255

= 3 × £51

= £153

6 0
3 years ago
Which unit of measure would be appropriate for the volume of a sphere with a radius of 2 meters?
Goryan [66]

The volume of a figure is the quantity of three-dimensional space enclosed by a closed surface, or simpler the number of cubes required to fill it completely.

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Howeever, the unit of measure that would be appropriate for the volume of a sphere with a radius of 2 meters is cubic meters. Correct answer: C


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3 years ago
Andre bake some pieces he puts 24 mushrooms on veggie pizza veggie pizza has three times as many mushrooms as a sausage pizza ho
GenaCL600 [577]

Answer:

the sausage pizza has 12 mushrooms on it.

7 0
3 years ago
Compare 0.3 and 0.8 using >,=, or<. Draw a model or number line to support your solution
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the answer would be <

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3 years ago
Write 3 times the square root of 2 plus 2 times the square root of 3 in simplest form.
lubasha [3.4K]

Answer:

D

Step-by-step explanation:

3\sqrt{2} + 2\sqrt{3}

is in simplest form and cannot be simplified further


8 0
3 years ago
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